@electronic{mytag.uni-koblenz.de,
   title       = {MyTag - Instructions for Clustering (with Clusterings) @ YouTube}, 
   url         = {http://mytag.uni-koblenz.de/preview/youtube/Q507ORoEiR8},
   biburl      = {https://puma.uni-kassel.de/url/46ed12c4d3fcbd34f99a476a19fc6617/stumme},
   keywords    = {clustering instructions youtube},
   added-at    = {2008-05-08T14:45:00.000+0200},
   description = {},
   interhash   = {46ed12c4d3fcbd34f99a476a19fc6617}, 
   intrahash   = {46ed12c4d3fcbd34f99a476a19fc6617}
}

@electronic{www.youtube.com,
   title       = {YouTube - Social Bookmarking in Plain English}, 
   url         = {http://www.youtube.com/watch?v=x66lV7GOcNU},
   biburl      = {https://puma.uni-kassel.de/url/8a706aca5e5f54150accd5aa0a795937/stumme},
   keywords    = {bookmarking folksonomies social tagging youtube},
   added-at    = {2008-04-29T15:55:46.000+0200},
   description = {},
   interhash   = {8a706aca5e5f54150accd5aa0a795937}, 
   intrahash   = {8a706aca5e5f54150accd5aa0a795937}
}